#define _CRT_SECURE_NO_WARNINGS
#include<stdio.h>
#include<string.h>
#include<stdlib.h>
#include<math.h>
#include<time.h>

void swap(int a, int b)
{
	printf("a=%p\n", &a);
	printf("b=%p\n", &b);
	int temp = a;
	a = b;
	b = temp;
}
int main08()
{

	int a = 10; 
	int b = 20;

	printf("a=%p\n", &a);
	printf("b=%p\n", &b);
	swap(a, b);
	printf("%d\n", a);
	printf("%d\n", b);

	return EXIT_SUCCESS;
}
